package edu.zut.bailan.topicmenu.web.spring.controller;


import edu.zut.bailan.base.web.spring.controller.GenericController;
import edu.zut.bailan.topicmenu.domain.TopicMenu;
import edu.zut.bailan.topicmenu.service.TopicMenuManager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.HashMap;
import com.alibaba.fastjson.JSON;

import javax.annotation.Resource;

@Controller
@RequestMapping("/menu")
public class TopicMenuController extends GenericController<TopicMenu, Long, TopicMenuManager> {

    TopicMenuManager topicmenuManager;

    @Resource
    public void setMenuManager(TopicMenuManager topicmenuManager) {
        this.topicmenuManager = topicmenuManager;
        this.manager = this.topicmenuManager;
    }

    @ResponseBody
    @RequestMapping("/findAll/{page}/{pageSize}")
    public String findAllMenu(@PathVariable("page") int page, @PathVariable("pageSize") int pageSize){
        Sort sort = Sort.by(Sort.Direction.DESC,"id");
        Pageable pageable = PageRequest.of(page,pageSize, sort);
        Page<TopicMenu> list = topicmenuManager.findAll(pageable);
        int number = list.getNumber();
        HashMap<String,Object> map = new HashMap<>();
        map.put("number",number);
        map.put("userList",list);
        //map集合转化为JSON字符串进行数据传输
        String res = JSON.toJSONString(map);
        return res;
    }
}